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Schematic

321

LID LOCK POWER

J19

LID LOCK RETURN

1
2
3

4
5
6

DIGITAL GND

MODEL SEL 0

MODEL SEL 3

MODEL SEL 2

DIGITAL GND

MODEL SEL 1

1
2
3

LID SWITCH

COM

LOW

TER

LEVEL

SWITCH

LID SWITCH

PRESSURE SWITCH LOW

PRESSURE SWITCH HIGH

+12V

NEUTRAL

VSD

PUMP

HOT

H2O

COLD H2O

EAR

TH GND

ARIABLE

SPEED

MOT

CN10 23

456

INVER

TER

FIL

TER

CN9

CN8

50K Ohms

at 77

∞

TER

TEMPERA

TURE

SENSOR

ANALOG GND

THERMISTOR

RS485 - B

V(SENSE)

SENSOR GND

RS485 - A

ACCELEROMETER

1
2

3
4

V(SENSE)

VERTICAL ACCL

RADIAL ACCL

SENSOR GND

J10

DIGITAL GND

+12 V

ACC

SPEED SENSOR

1
2
3

V(SENSE)

SENSOR GND

SPEED SIGNAL

J20

EARTH GND

YELLOW

RED

BLUE

WHITE

BLACK

GREEN

NOTE:

The switches are normally closed (with no water in the tub)

The schematic shows the washer with a full tub of water

and the lid open.

The motor should read approximately 6 ohms between

terminals 1, 2, and 3 (yellow

, red, blue)

Содержание Profile WPRB9250

Страница 1: ...C PUB 31 9095 10 02 MODEL SERIES WPRB9250 WPRB9220 TECHNICAL SERVICE GUIDE GE Consumer Home Services Training Profile Stainless Steel Washer...

Страница 2: ...ersonal injury disconnect power before servicing this product If electrical power is required for diagnosis or test purposes disconnect the power immediately after performing the necessary checks RECO...

Страница 3: ...Drain Pump 18 Drive Belt 18 Electronic Control Board 26 Error Codes 40 Flood Protection 11 Front Panel 17 Inverter 29 Leveling Legs 16 Lid Lock 23 Lid Switch 22 Lid Switch Diagnostics 23 Motor 28 Mot...

Страница 4: ...Splash Color The first two characters of the serial number identify the month and year of manufacture Example AD123456S January 2002 A JAN 2005 H D FEB 2004 G F MAR 2003 F G APR 2002 D H MAY 2001 A L...

Страница 5: ...le your receipt here Proof of the original purchase date is needed to obtain service under the warranty One Year Any part of the washer which fails due to a defect in materials or workmanship During t...

Страница 6: ...4 Control Features WPRB9250 WPRB9220...

Страница 7: ...ICK RINSE is found under the WASH CYCLES menu SPEED WASH For lightly soiled items that are needed in a hurry Cycle time is approximately 20 minutes depending on your household water pressure START Aft...

Страница 8: ...sher beeps to store your selection To recall your stored combination Press the CUSTOM 1 or CUSTOM 2 pad then press START To reprogram the custom settings Repeat steps 1 4 above DRAIN SPIN You can drai...

Страница 9: ...washer settings for the optimum cycle to remove the stain Select the wash garment or stain cycle by pressing the arrow pads at the sides of the display You can scroll up and down through the list of c...

Страница 10: ...E Any time you make a selection that is incompatible with the chosen wash cycle the washer will beep twice Change any of the automatic settings if desired by pressing the pad beneath the setting Highe...

Страница 11: ...out of clothes DRAIN Spin Only Drain and spin any cycle at any time SPIN SOAK Medium Provides a soak of up to 24 hours The washer will drain and spin at the end of the cycle SPEED WASH Medium Fast Fo...

Страница 12: ...ue handwash for all of your delicate washables Cycle Options SIGNAL Alerts you when the cycle is complete Press SIGNAL to select low medium or high volume or to turn the beeper off 2ND RINSE Adds a se...

Страница 13: ...mp to extract any water in the tub The rate of water extraction during flood protection exceeds the rate of fill under normal water conditions The pump will continue to operate for 60 seconds after th...

Страница 14: ...d e M m r a W t s a F m u i d e M y n A r a e W y a d y r e v E e g r a L m u i d e M t o H t s a F m u i d e M y n A s l e w o T t n a i G t h g i L t o H t s a F y n A s t e e h S t n a i G m u i d...

Страница 15: ...1 0 0 1 M P S e t u n i M r e P s e k o r t S s e m i T n o i t a t i g A l i o S t h g i L l i o S m u i d e M l i o S y v a e H l i o S n i a t S e l c y C e s a h P b u S s n o i t i t e p e R e t...

Страница 16: ...p e t S 0 3 n w o D p e t S 1 5 7 0 0 M P R d e e p S n i p S e l c y C n i p S n i p S e t a c i l e D d e e p S n i p S n o t t o C d e e p S w o l S a r t x E 0 5 1 0 5 4 w o l S 0 5 3 0 5 5 m u i...

Страница 17: ...ccelerometer Drain Pump Inverter Leg and Platform Assembly Speed Sensor Belt Transmission Behind Motor Choke Water Valve Water Valve Electronic Control Board Electronic Control Board Water Level Switc...

Страница 18: ...ll set rear legs to correspond to the front settings Gently set the washer back down Control Panel To place the control panel in the service position 1 Remove 4 screws from the rear of the control pan...

Страница 19: ...ch Bottom Tabs Lid Switch Cover Lid Assembly The cover lid assembly is fastened at the front by 2 screws on the sides by 2 metal catches and at the back by 3 locking tabs which protrude from the botto...

Страница 20: ...is model is equipped with flood protection If the low pressure switch opens while the washer is in idle mode the electronic control board will activate the drain pump Pump operation will continue for...

Страница 21: ...of Stainless Steel and must be torqued to 150 ft lbs If the hub nut is removed it must be tightened to 150 ft lbs If the hub nut wrench PN WX5X1325 is used to tighten the hub nut the wrench must be s...

Страница 22: ...e tub with motor and transmission on its side and slide tub out of the unit Suspension The tub and motor assembly spin basket tub motor transmission and leg and platform assembly is suspended by four...

Страница 23: ...ve the transmission drive pulley by holding the belt and removing the 3 4 in pulley nut Remove Pulley Nut Squeeze Belt 3 Remove 4 3 8 in bolts mounting the transmission to the leg and platform assembl...

Страница 24: ...hen pull the bottom of the tub assembly out of cabinet Lid Switch Note Also refer to Lid Switch Diagnostic The lid switch is fastened to the cover lid assembly by a single latch It is a safety feature...

Страница 25: ...s the speed sensor for transmission rotation When 50 rpm is sensed the electronic control board will energize the lid lock with 12 VDC locking the lid The lid lock will remain energized until the elec...

Страница 26: ...oltage sent to the water temperature sensor and voltage returning from the water temperature sensor to determine the temperature of the incoming water and to make ATC decisions TheATC should maintain...

Страница 27: ...igh Level Pressure Switch test and press start The washer will fill with water until the high level pressure switch opens at the giant level approximately 14 inches Note It will be necessary to shut t...

Страница 28: ...all washer functions The boards are replaced with the control panel as an assembly Avoltage reading between 4 5 and 5 5 VDC should be measured at connector J2 between pin 3 V sense and pin 2 sensor gr...

Страница 29: ...equipped with a conductive noise filter Should interference with electronic items be reported suspect a problem with the filter The ground wire attached to the bottom of the filter must have a good co...

Страница 30: ...tachogenerator which produces voltage when the motor shaft is rotated This voltage is monitored by the inverter to determine motor speed The inverter makes speed adjustments as necessary based on this...

Страница 31: ...rophic brake failure has occurred The unit will immediately be disabled and will display error code E43 on the Digital Seven Segment Display DSSD The unit will power up but no cycle selection will be...

Страница 32: ...cceleration and transmits this information to the electronic control board The electronic control board uses this information to monitor and control the spin basket for an out of balance condition dur...

Страница 33: ...connector from J10 cutting off as close to the main wiring harness as possible and dispose 4 Put on EMI wristband and clip onto any bare metal part of the unit or touch any bare metal part of the unit...

Страница 34: ...the way to the control panel Tape the accelerometer wires to the washer harness by applying tape every 6 inches 11 Plug in the new accelerometer connector 12 Reconnect power and check operation using...

Страница 35: ...33 Notes...

Страница 36: ...e POWER and the STARTpads for 3 seconds When Service Mode is entered the control panel will display model code Service Mode can be exited in 4 ways 1 Press the STOP pad 2 Press the POWER pad 3 Unplug...

Страница 37: ...u t a r e p m e t r e t a w e g n a h c o n t s e T h c t i w S d i L S L C r o n P O e g n a h c o n t s e T r e t a W t o H e v l a v t o h s n e p o t o H e g n a h c o n t s e T r e t a W d l o C...

Страница 38: ...el EEPROM Test Displays EEP Press START pad to reprogram EEPROM Successful reprogramming is confirmed by beep Software Version Displays software version Press START to displays EEPROM Model Display Di...

Страница 39: ...g this test the most recent error code recorded in the fault log will be displayed on the DSSD If no errors are recorded in the fault log E00 will be displayed Pressing the STARTpad will clear any dis...

Страница 40: ...d and the high pressure switch indicates open during this test the washer will turn on only the highest level on the load size icon The washer will turn off the hot water valve and the cold water valv...

Страница 41: ...to the inverter and test signals will be sent on the inverter communication lines to provide a means to isolate a Power CommunicationError If the STARTpad is pressed during this test the washer will c...

Страница 42: ...sing the CUSTOM 1 pad If no errors are present E00 will be displayed on the DSSD If an error code is present the error code will display immediately If there is more than one error pressing STARTwill...

Страница 43: ...D Variable Speed Drive Heat Sink Over Temperature Check inverter could have been a very large load or jammed agitator in wash cycle E48 Drive System VSD Motor Short Circuit Check motor resistance chec...

Страница 44: ...may be indicated Lint or residue on Clothes are air or line dried If you do not dry your clothes with a clothes dryer your clothes clothes may retain more lint Incorrect sorting Separate lint producer...

Страница 45: ...Wash in warm or cold water water that is too hot OPERATION Possible Causes What To Do Washer pauses in cycle The ULTRA HANDWASH This is normal The washer alternates between agitate DELICATES or CASUAL...

Страница 46: ...connected hoses are connected to correct faucets Water valve screens are Turn off the water source and disconnect water fill stopped up hoses from the upper back of the washer Use a brush or toothpic...

Страница 47: ...l yellow tag and in unit attached rod from the bottom right hand side of washer Washer is sitting too close Pull washer away from the wall about 4 11 cm to wall causes knocking is needed during cycle...

Страница 48: ...f I e g a k c o l b r o f g n i n n i p s t o n s i r e h s a W r e t r e v n i r o r o t o m y t l u a F t r a h c w o l f c i t s o n g a i D e t a r e p O t o N s e o D r o t o M e e S g n i t a t...

Страница 49: ...3 2 CN8 J6 1 2 50K Ohms at 77 F WATER TEMPERATURE SENSOR ANALOG GND THERMISTOR J2 5 4 RS485 B 2 V SENSE 1 SENSOR GND 3 RS485 A U ACCELEROMETER 1 2 3 4 V SENSE VERTICAL ACCL RADIAL ACCL SENSOR GND 5 J1...

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